CVE-2026-84856
mediumA vulnerability was detected in rowboatlabs rowboat up to 0.9.1.
A vulnerability was detected in rowboatlabs rowboat up to 0.9.1. The impacted element is the function request.text/req.json of the file apps/rowboat/app/api/composio/webhook/route.ts of the component Composio Webhook Endpoint. The manipulation results in denial of service. It is possible to launch the attack remotely. The exploit is now public and may be used. Upgrading to version 0.9.2 is sufficient to resolve this issue. Upgrading the affected component is recommended. The legacy Next.js app was deleted at 0.9.2 rather than patched, leaving no security control behind.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/hackerguopeng/cve/tree/main/Rowboat_PreAuth_Body_Buffer_DoS_Report cna@vuldb.com
- https://github.com/rowboatlabs/rowboat/releases/tag/v0.9.2 cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-84856 cna@vuldb.com
- https://vuldb.com/submit/886260 cna@vuldb.com
- https://vuldb.com/vuln/398131 cna@vuldb.com
- https://vuldb.com/vuln/398131/cti cna@vuldb.com